2025bxe | Transient Name Server

RA/DEC (2000)

01:33:34.232 +12:35:17.00

23.3926325 +12.5880559

Type

SN II

Redshift

0.013966

Discovery Report Classification Report

Related AstroNotes: 2025-61

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2025-02-18 06:01:22.080

TNS AT

Y

Public

Y

Discovery Mag

18.327

Filter

orange-ATLAS

Reporter/s

J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

P48_ZTF-Cam_g

▌

ATLAS-HKO_ATLAS-02_orange

▌

Other_Other_Clear

Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)

Spectra

Select	ID	Obs-date (UT)	Tel / Inst	Exp-Time	Observer/s	Reducer/s	Group	Spectrum ascii file	Spectrum fits file	Spec. Type	Assoc. Groups	End prop. period	Remarks
	20458	2025-02-25 03:32:08	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2025bxe_2025-02-25_03-32-07.935989_P60_SEDM_ZTF.ascii		Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), 0 (observed) ▌Show H at z=v_exp= km/s ▌Show He at z=v_exp= km/s ▌Show He II at z=v_exp= km/s ▌Show C II at z=v_exp= km/s ▌Show C III at z=v_exp= km/s ▌Show C IV at z=v_exp= km/s ▌Show N II at z=v_exp= km/s ▌Show N III at z=v_exp= km/s ▌Show N IV at z=v_exp= km/s ▌Show N V at z=v_exp= km/s ▌Show O at z=v_exp= km/s ▌Show [O I] at z=v_exp= km/s ▌Show O II at z=v_exp= km/s ▌Show [O II] at z=v_exp= km/s ▌Show [O III] at z=v_exp= km/s ▌Show O V at z=v_exp= km/s ▌Show O VI at z=v_exp= km/s ▌Show Na at z=v_exp= km/s ▌Show Mg at z=v_exp= km/s ▌Show Mg II at z=v_exp= km/s ▌Show Si II at z=v_exp= km/s ▌Show S II at z=v_exp= km/s ▌Show Ca II at z=v_exp= km/s ▌Show [Ca II] at z=v_exp= km/s ▌Show Fe II at z=v_exp= km/s ▌Show Fe III at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Tellurics ▌Show Galaxy lines at z= ▌Show WR-WN at z=v_exp= km/s ▌Show WR-WC/O at z=v_exp= km/s Remarks

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

g-ZTF

P48_ZTF-Cam

2025-01-31 02:38:51 - 2025-02-19 03:55:27

2460706.6103125 - 2460725.6635069

3

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
469612	2025-02-19 03:55:27	2460725.6635069	18.4822	0.148833		ABMag	g-ZTF	P48_ZTF-Cam
469611	2025-02-17 03:39:29	2460723.652419	19.0715	0.321358		ABMag	g-ZTF	P48_ZTF-Cam
469610	2025-01-31 02:38:51	2460706.6103125			20.2436	ABMag	g-ZTF	P48_ZTF-Cam			[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2025-02-14 06:03:00 - 2025-02-18 06:01:22

2460720.75208 - 2460724.75095

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
469463	2025-02-18 06:01:22	2460724.75095	18.327	0.116	19.05	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot
469462	2025-02-14 06:03:00	2460720.75208			18.7	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

Clear-

Other_Other

2025-02-10 12:06:18 - 2025-02-19 11:37:06

2460717.004375 - 2460725.9840972

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
469822	2025-02-19 11:37:06	2460725.9840972	18.1		19	VegaMag	Clear-	Other_Other	60	Hung-Chin Lin , Yuan-Sheng Tsai	RC12" PlayerOne Apollo Max Pro ME Mount
469821	2025-02-10 12:06:18	2460717.004375			19	VegaMag	Clear-	Other_Other	60	Hung-Chin Lin , Yuan-Sheng Tsai	[Last non detection] RC12" PlayerOne Apollo Max Pro ME Mount

AT Reports

ID

Time received (UT)

Sender

Reporter/s

Reporting group

Disc. Data Source

RA

DEC

Discovery date (UT)

Discovery Mag.

Filter

Related files

AT Type

Host name

Internal name

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

Unreal

Auto classification

245055

2025-02-19 16:55:18

Yuan-Sheng Tsai

Sung-Hui Tsai,Hsiang-Yu Hsieh,Hung-Chin Lin et al.

01:33:34.230

+12:35:17.20

2025-02-19 11:37:06.000

18.1

Clear-

1

PSN

IC1715

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2025bxe_atrep_245055.png		2025-02-19 16:55:19	Yuan-Sheng Tsai

244973

2025-02-19 04:07:17

Fritz

Nabeel Rehemtulla (CIERA,NU),Christoffer Fremling (Caltech) et al.

ZTF

ZTF

01:33:34.232

+12:35:17.00

2025-02-17 03:39:29.001

19.0715

g-ZTF

PSN

ZTF25aafxafb

ZTF

N

244903

2025-02-18 09:15:48

ATLAS_Bot1

J. Tonry,L. Denneau,H. Weiland et al.

ATLAS

ATLAS

01:33:34.240

+12:35:16.66

2025-02-18 06:01:22.080

18.327

orange-ATLAS

PSN

ATLAS25brn

ATLAS

2025TNSTR.653....1T

N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

20458

2025-02-25 06:26:46

ZTF_Bot1

J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF)

ZTF

SN II

0.013966

1

ZTF

2025TNSCR.787....1S

Spectra

ID	Obs-date (UT)	Tel / Inst	Exp-Time	Observer/s	Reducer/s	Group	Spectrum ascii file	Spectrum fits file	Spec. Type	Assoc. Groups	End prop. period	Remarks
20458	2025-02-25 03:32:08	P60 / SEDM	2700	SEDmRobot	auto	ZTF	tns_2025bxe_2025-02-25_03-32-07.935989_P60_SEDM_ZTF.ascii		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 244973 of Group ZTF
Previous RA, DEC: 01:33:34.240, +12:35:16.66 (23.3926675, +12.5879625)
Updated RA, DEC: 01:33:34.232, +12:35:17.00 (23.3926325, 12.5880559)

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